package com.city.helper;

import com.city.domain.report.CtBehavior;
import org.springframework.stereotype.Component;

import javax.annotation.PostConstruct;
import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import java.net.InetAddress;
import java.net.UnknownHostException;

/**
 * @deprecation: 日志助手函数
 * @email: leichuqiao@126.com
 * @author: 雷楚桥
 * @date: 2018/7/22 18:23
 */
@Component
public class BehaviorHelper {

    @Resource
    private HttpServletRequest httpServletRequest;

    private static HttpServletRequest request;

    @PostConstruct
    public void init() {
        request = httpServletRequest;
    }

    /**
     * @return PubLogUserLogin
     * @deprecation 得到一个行为助手对象
     * @param userId Integer 用户id
     * @param uri String 请求路由
     * @author 雷楚桥
     * @date 2018/7/22 18:24
     */
    public CtBehavior getBehavior(Integer userId, String uri) {
        CtBehavior behavior = new CtBehavior();
        behavior.setUserId(userId);
        behavior.setUri(uri);
        behavior.setIp(this.getIpAddr());
        behavior.setTime(TimeStampHelper.getTimeStamp());
        return behavior;
    }

    /**
     * @return ip地址
     * @deprecation 获取用户当前ip
     * @author 雷楚桥
     * @date 2018-06-18 15:00
     */
    public String getIpAddr() {
        String ipAddress = null;
        try {
            ipAddress = request.getHeader("x-forwarded-for");
            if (ipAddress == null || ipAddress.length() == 0 || "unknown".equalsIgnoreCase(ipAddress)) {
                ipAddress = request.getHeader("Proxy-Client-IP");
            }
            if (ipAddress == null || ipAddress.length() == 0 || "unknown".equalsIgnoreCase(ipAddress)) {
                ipAddress = request.getHeader("WL-Proxy-Client-IP");
            }
            if (ipAddress == null || ipAddress.length() == 0 || "unknown".equalsIgnoreCase(ipAddress)) {
                ipAddress = request.getRemoteAddr();
                if (ipAddress.equals("127.0.0.1")) {
                    // 根据网卡取本机配置的IP
                    InetAddress inet = null;
                    try {
                        inet = InetAddress.getLocalHost();
                    } catch (UnknownHostException e) {
                        e.printStackTrace();
                    }
                    ipAddress = inet.getHostAddress();
                }
            }
            // 对于通过多个代理的情况，第一个IP为客户端真实IP,多个IP按照','分割
            if (ipAddress != null && ipAddress.length() > 15) { // "***.***.***.***".length()
                // = 15
                if (ipAddress.indexOf(",") > 0) {
                    ipAddress = ipAddress.substring(0, ipAddress.indexOf(","));
                }
            }
        } catch (Exception e) {
            ipAddress = "";
        }
        return ipAddress;
    }
}
